Home / 18,582.72-25,643.94-10,516.29

Finding the Fourth Proportional to 18,582.72, 25,643.94 and 10,516.29

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Solution

The fourth proportional to 18,582.72, 25,643.94 and 10,516.29 is: 14,512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,582.72 : 25,643.94 = 10,516.29 : x
  2. Step 2: Convert to fraction form
    18,582.72/25,643.94 = 10,516.29/x
  3. Step 3: Cross multiply
    18,582.72x = 25,643.94 × 10,516.29
  4. Step 4: Simplify right side
    18,582.72x = 269,679,109.78
  5. Step 5: Solve for x
    x = 269,679,109.78/18,582.72
  6. Step 6: Final answer
    x = 14,512.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.